%0 Journal Article %A O. V. Epifanov %A Yu. F. Korobeinik %T Normal solvability of linear differential operators of infinite order %J Informatics and Automation %D 1987 %P 110-112 %V 180 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1987_180_a60/ %G ru %F TRSPY_1987_180_a60